GM Service Manual Online
For 1990-2009 cars only

Control Assembly Replacement Heat only

Removal Procedure

  1. Remove the instrument panel (IP) bezel. Refer to Instrument Panel Cluster Trim Plate Bezel Replacement in Instrument Panel, Gauges and Console.
  2. Remove the radio. Refer to Radio Replacement in Entertainment.

  3. Object Number: 363024  Size: SH
  4. Remove the heater control assembly by firmly depressing and holding the retaining tabs. Slide the assembly forward.

  5. Object Number: 363027  Size: SH
  6. Disconnect the temperature and the mode cables from the back of the control assembly.
  7. Disconnect the electrical connection from the control assembly.
  8. Remove the control assembly.

Installation Procedure

  1. Connect the electrical connection to the control assembly.

  2. Object Number: 363027  Size: SH
  3. Connect the temperature and the mode cables to the back of the control assembly.

  4. Object Number: 363024  Size: SH
  5. Install the control assembly to the IP carrier until you hear an audible snap.
  6. Install the radio. Refer to Radio Replacement in Entertainment.
  7. Install the IP bezel. Refer to Instrument Panel Cluster Trim Plate Bezel Replacement in Instrument Panel, Gauges and Console.

Control Assembly Replacement Heat and A/C

Removal Procedure

  1. Remove the instrument cluster trim plate bezel. Refer to Instrument Panel Cluster Trim Plate Bezel Replacement in Instrument Panel, Gauges, and Console.
  2. Remove the IP storage tray.
  3. Remove the inflatable restraint module switch form the instrument panel. Refer to Inflatable Restraint Instrument Panel Module Disable Switch Replacement in Restraints.

  4. Object Number: 363018  Size: SH
  5. Remove the control assembly.
  6. 4.1. Release the retaining tabs.
    4.2. Pull the control head out of the instrument panel carrier.
  7. Disconnect the electrical connectors from the control assembly.

Installation Procedure


    Object Number: 363018  Size: SH
  1. Connect the electrical connectors to the control assembly.
  2. Install the control assembly.
  3. Install the inflatable restraint module switch to the instrument panel. Refer to Inflatable Restraint Instrument Panel Module Disable Switch Replacement in Restraints.
  4. Install the IP storage tray.
  5. Install the instrument cluster trim plate bezel. Refer to Instrument Panel Cluster Trim Plate Bezel Replacement in Instrument Panel, Gauges, and Console.